Large elasto-optic effect and reversible electrochromism in multiferroic BiFeO3.

Nat Commun · 2016 · PMC4773452 · PMID 26923332

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a possible trendno p-value reported

Interestingly, in both CuMoO 4 and BiFeO 3 the absorption is stronger when the transition metal cation is in an octahedral oxygen environment, which suggests a possible trend, and strategies for engineering piezochromic effects in other perovskites.

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